Cong Nghe Tan Duc LTD Address: No 11, Lot 2a Trung Yen, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101267761 Phone: 0247832581 Representative: Doan Tran Duong Adress: No 50, Hang Bai Street, Hang Bai Ward, Hoan Kiem District, Ha Noi City Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 7 - 8 - 2002